# Slack MCP Server

> Use this tool when you need to integrate AI assistants with Slack workspaces, enabling secure interaction and automation of tasks such as posting messages, reading channel history, and listing channels. It solves problems of authentication and authorization, providing a secure OAuth 2.0 connection to multiple workspaces. Ideal for use cases requiring production-ready security features and seamless communication between AI agents and Slack channels.

Canonical page: https://skillsregistry.net/skills/cnye36-slack-mcp-server  
JSON: https://api.skillsregistry.net/v1/skills/cnye36-slack-mcp-server

## Description

Enables AI assistants to interact with Slack workspaces through secure OAuth 2.0 authentication. Supports posting messages, reading channel history, and listing channels across multiple workspaces with production-ready security features.

## Trust

- **Trust score (0–1):** 0.99
- **Verification tier:** verified
- **Last scanned:** 2026-09-19

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** communication
- **Updated:** 2026-09-19

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/b0y29g7jv5)
- **Repository:** <https://github.com/cnye36/slack-mcp-server>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "cnye36-slack-mcp-server"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/cnye36-slack-mcp-server` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/cnye36-slack-mcp-server/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt